Jul 21, 2019
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iOS swift is an intuitive and stalwart language for the iOS. It is joyful to deal with the writing stuff in Swift. It is very advanced and its syntax is also concise and expressive too...
Basically, it is a type that contains a group of various related values under the same umbrella...
Declaring a question mark “?” in the code can make a property optional. If a property doesn’t hold a value, then t..
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